<template>
  <div class="app-container">
    <el-form :model="queryParams" ref="queryForm" size="small" :inline="true" v-show="showSearch" label-width="68px">
      <el-form-item label="名称" prop="name">
        <el-input v-model="queryParams.name" placeholder="请输入名称" clearable @keyup.enter.native="handleQuery" />
      </el-form-item>
      <el-form-item>
        <el-button type="primary" icon="el-icon-search" size="mini" @click="handleQuery">搜索</el-button>
        <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
      </el-form-item>
    </el-form>

    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button type="primary" plain icon="el-icon-plus" size="mini" @click="handleAdd">新增</el-button>
      </el-col>
      <right-toolbar :showSearch.sync="showSearch" @queryTable="getList"></right-toolbar>
    </el-row>

    <el-table v-loading="loading" :data="operationLogList" @selection-change="handleSelectionChange">
      <el-table-column type="selection" width="55" align="center" />
      <el-table-column label="名称" align="center" prop="name" />
      <el-table-column label="参数值" align="center" prop="value" />
      <el-table-column label="类型" align="center" prop="types">
        <template slot-scope="scope">
          <span v-if="scope.row.types === 0">系统参数</span>
          <span v-if="scope.row.types === 1">用户参数</span>
          <span v-if="scope.row.types === 2">大屏配置</span>
        </template>
      </el-table-column>
      <el-table-column label="备注" align="center" prop="memo" />
      <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
        <template slot-scope="scope" v-if="scope.row.roleId !== 1">
          <el-button size="mini" type="text" icon="el-icon-edit" @click="handleUpdate(scope.row)">修改</el-button>
          <el-button size="mini" type="text" icon="el-icon-delete" @click="handleDelete(scope.row)">删除</el-button>
        </template>
      </el-table-column>
    </el-table>
    <pagination v-show="total > 0" :total="total" :page.sync="queryParams.current" :limit.sync="queryParams.size"
      @pagination="getList" />
    <!-- 添加或修改参数配置对话框 -->
    <el-dialog :title="title" :visible.sync="open" width="500px" append-to-body>
      <el-form ref="form" :model="form" :rules="rules" label-width="100px">
        <el-form-item label="参数名称" prop="name">
          <el-input v-model="form.name" placeholder="请输入参数名称" />
        </el-form-item>
        <el-form-item label="参数值" prop="value">
          <el-input v-model="form.value" placeholder="请输入参数值" />
        </el-form-item>
        <el-form-item label="类型" prop="types">
          <el-select v-model="form.types" placeholder="请选择" style="width:100%">
            <el-option v-for="item in options" :key="item.value" :label="item.label" :value="item.value">
            </el-option>
          </el-select>
        </el-form-item>
        <el-form-item label="备注">
          <el-input v-model="form.memo" type="textarea" placeholder="请输入内容"></el-input>
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitForm">确 定</el-button>
        <el-button @click="cancel">取 消</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
import { systemparamslist, Addsystemparams, delparams } from "@/api/system/params";

export default {
  name: "Post",
  data() {
    return {
      // 遮罩层
      loading: true,
      // 选中数组
      ids: [],
      // 非单个禁用
      single: true,
      // 非多个禁用
      multiple: true,
      // 显示搜索条件
      showSearch: true,
      // 总条数
      total: 0,
      // 表格数据
      operationLogList: [],
      // 查询参数
      queryParams: {
        current: 1,
        size: 10,
        name: undefined,
      },
      open: false,
      title: "",
      options: [{
        value: 0,
        label: '系统参数'
      }, {
        value: 1,
        label: '用户参数'
      }, {
        value: 2,
        label: '大屏配置'
      }
      ],
      // 表单参数
      form: {},
      // 表单校验
      rules: {
        name: [
          { required: true, message: "参数名称不能为空", trigger: "blur" }
        ],
        value: [
          { required: true, message: "参数值不能为空", trigger: "blur" }
        ]
      }
    };
  },
  created() {
    this.getList();
  },
  methods: {
    /** 查询列表 */
    getList() {
      this.loading = true;
      systemparamslist(this.queryParams).then(response => {
        this.operationLogList = response.body.records;
        this.total = response.body.total;
        this.loading = false;
      });
    },

    /** 新增按钮操作 */
    handleAdd() {
      this.open = true;
      this.title = "添加参数";
    },
    /** 搜索按钮操作 */
    handleQuery() {
      this.queryParams.current = 1;
      this.getList();
    },
    /** 重置按钮操作 */
    resetQuery() {
      this.resetForm("queryForm");
      this.handleQuery();
    },
    resetForm(formName) {
      this.form = {}
      this.$refs[formName].resetFields();
    },
    // 多选框选中数据
    handleSelectionChange(selection) {
      this.ids = selection.map(item => item.postId)
      this.single = selection.length != 1
      this.multiple = !selection.length
    },
    /** 修改按钮操作 */
    handleUpdate(row) {
      this.title = "修改参数";
      this.form = { ...row };
      this.open = true;
    },
    /** 删除按钮操作 */
    handleDelete(row) {
      this.$modal.confirm('是否确认"' + row.name + '"的数据项？').then(function () {
        return delparams(row.id);
      }).then(() => {
        this.getList();
        this.$modal.msgSuccess("删除成功");
      }).catch(() => { });
    },
    // 取消按钮
    cancel() {
      this.open = false;
      this.resetForm("form");
    },
    /** 提交按钮 */
    submitForm: function () {
      this.$refs["form"].validate(valid => {
        if (valid) {
          if (this.form.id != undefined) {
            Addsystemparams(this.form).then(response => {
              this.$modal.msgSuccess("修改成功");
              this.cancel();
              this.getList();
            });
          } else {
            Addsystemparams(this.form).then(response => {
              this.$modal.msgSuccess("新增成功");
              this.cancel();
              this.getList();
            });
          }
        }
      });
    },
  }
};
</script>


